<?php

namespace PHPExcel\Reader\Excel5\Style;

use \PHPExcel\Style\Fill;

class FillPattern {
    protected static $map = array(
    0x00 => Fill::FILL_NONE,
    0x01 => Fill::FILL_SOLID,
    0x02 => Fill::FILL_PATTERN_MEDIUMGRAY,
    0x03 => Fill::FILL_PATTERN_DARKGRAY,
    0x04 => Fill::FILL_PATTERN_LIGHTGRAY,
    0x05 => Fill::FILL_PATTERN_DARKHORIZONTAL,
    0x06 => Fill::FILL_PATTERN_DARKVERTICAL,
    0x07 => Fill::FILL_PATTERN_DARKDOWN,
    0x08 => Fill::FILL_PATTERN_DARKUP,
    0x09 => Fill::FILL_PATTERN_DARKGRID,
    0x0A => Fill::FILL_PATTERN_DARKTRELLIS,
    0x0B => Fill::FILL_PATTERN_LIGHTHORIZONTAL,
    0x0C => Fill::FILL_PATTERN_LIGHTVERTICAL,
    0x0D => Fill::FILL_PATTERN_LIGHTDOWN,
    0x0E => Fill::FILL_PATTERN_LIGHTUP,
    0x0F => Fill::FILL_PATTERN_LIGHTGRID,
    0x10 => Fill::FILL_PATTERN_LIGHTTRELLIS,
    0x11 => Fill::FILL_PATTERN_GRAY125,
    0x12 => Fill::FILL_PATTERN_GRAY0625 
    );
    
    /**
     * Get fill pattern from index
     * OpenOffice documentation: 2.5.12
     *
     * @param int $index            
     * @return string
     */
    public static function lookup($index) {
        if (isset(self::$map[$index])) {
            return self::$map[$index];
        }
        return Fill::FILL_NONE;
    }
}
